Pulley



FIG. 1 is a perspective view of a pulley in accordance with my new design;

FIG. 2 is a front view thereof;

FIG. 3 is a rear view thereof;

FIG. 4 is a left side view thereof;

FIG. 5 is a plan view thereof;

FIG. 6 is a sectional view taken along a line 6—6 in FIG. 2; and,

FIG. 7 is a partially enlarged sectional view taken along lines 7—7 in FIG. 6. 

The ornamental design for a pulley, as shown and described. 